#define _CRT_SECURE_NO_WARNINGS
#if 0
#include<stdio.h>
int main()
{
	/*int i = 0;
	scanf("%d", &i);
	printf("%d", i);
	return  0;*/
	int a = 10;
	int b = 20;
	int  const * p = &a;
	//p = &b;
	printf("p = %d", *p);
	return 0;
	

}
#endif

